Home / 1,001,678.34-1,502,495.60-243,523.80

Finding the Fourth Proportional to 1,001,678.34, 1,502,495.60 and 243,523.80

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Solution

The fourth proportional to 1,001,678.34, 1,502,495.60 and 243,523.80 is: 365,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,678.34 : 1,502,495.60 = 243,523.80 : x
  2. Step 2: Convert to fraction form
    1,001,678.34/1,502,495.60 = 243,523.80/x
  3. Step 3: Cross multiply
    1,001,678.34x = 1,502,495.60 × 243,523.80
  4. Step 4: Simplify right side
    1,001,678.34x = 365,893,437,995.28
  5. Step 5: Solve for x
    x = 365,893,437,995.28/1,001,678.34
  6. Step 6: Final answer
    x = 365,280.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.